« previous next »

Author Question: Assume that x is a binomial random variable with n = 1000 and p = 0.80. Use a normal approximation ... (Read 107 times)

viki

  • Hero Member
  • *****
  • Posts: 525
on: Jun 24, 2018
Assume that x is a binomial random variable with n = 1000 and p = 0.80. Use a normal
  approximation to find P(800 < x  825 ).
 
  A) 0.4783 B) 0.4623 C) 0.4578 D) 0.0636

Question 2

Assume that x is a binomial random variable with n = 100 and p = 0.60. Use a normal
  approximation to find P(x < 65 ).
 
  A) 0.1788 B) 0.5753 C) 0.8686 D) 0.8212


alvinum

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

The Configuration, Normal Pressures, and Oxygen Content of the Heart Chambers The Configuration, Normal Pressures, and Oxygen Content of the Heart Chambers
Electrocardiography. (a) Electrodes are placed on the patient’s chest to record the electrical event Electrocardiography. (a) Electrodes are placed on the patient’s chest to record the electrical event
Ranges of normal temperature values Ranges of normal temperature values
Modification of neural transmission in the central nervous system: (a) normal transmission; (b) ... Modification of neural transmission in the central nervous system: (a) normal transmission; (b) ...
Identify the variable representing each described quantity in the equation Identify the variable representing each described quantity in the equation
Normal and elevated anion gap metabolic acidosis Normal and elevated anion gap metabolic acidosis
Video: Hormonal feedback loop components

For a complete list of videos, visit our video library